●The Battery save function Under stand by, Battery mode is changed to save mode automatically and save battery consumption. When take it by hand, the machine start automatically. New designed detecting circuit is low electric consumption. ●Light weight is only 190g that is more light 10% than previous model. New designed body help you to grip for long time without fatigue.

● LED lamp is Large size. It is easy to check the detecting result by adapting large size LED lamp.